DOSKO 337-13H-CE Owner's Manual

Stump and root grinder

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337-13H-CE (2961000CE)
620-20HE-CE (2961020CE) 620-25KE-CE (2961060CE)
Your Dosko grinder is intended for outdoor-use only and can be used to remove many tree stumps and
exposed root systems close to ground level. By moving the blade in sweeping movements laterally over
the top and front of the stump, you can gradually grind it away. Make sure you completely read and
understand this manual before using the grinder for the first time.
READ and UNDERSTAND this manual completely before using the grinder! Failure to properly operate,
and maintain this grinder could result in serious injury or death to the operator or bystanders.
All machines have hazards associated with their operation. This stump grinder has certain special hazards,
which you must be aware of. As an operator or owner you have a duty to be aware of these hazards and know
preventive measures to take to avoid them. When reading this manual pay particular attention to avoiding these
hazards.
In particular, be aware of the following:
Know location of buried electrical and other utility lines.
Do not allow children or untrained adults to operate.
Wear eye protection and other personal protection against flying rocks and debris.
Check that cutter wheel teeth are secured, sharp and not missing.
Do not operate if operator presence bar fails to stop engine upon release.
Make sure no children or bystanders are within 23 meters of stump grinding operation.
Protect cars, windows and other objects within 23 meters from flying debris.
Be prepared for machine "kickback" when initially contacting the stump.
Be aware of potential for carbon monoxide (CO) poisoning.
Prevent fires/explosions from fueling.
Do not attempt to perform adjustments, declog or clean unit while engine is running.
Avoid burns from engine or hot exhaust.
Avoid using in wet or icy conditions where falls may occur.
Details about these hazards are found throughout the manual and are summarized at the end of the manual under
"Important Safety Information."
ADD ENGINE OIL, FUEL & BATTERY: Your stump grinder comes fully assembled and requires only that you add
engine oil to crankcase, fuel to tank, and a battery.
INSPECT COMPONENTS: Closely inspect to make sure no components are missing or damaged. See the "Receiving
Your Unit" section for instructions on whom to contact to report missing or damaged parts.
Any Questions, Comments, Problems, or Parts Orders
Call your dealer or Dosko Customer Service 1-763-428-2237
Owner's Manual
Instructions for Operation, Maintenance
Stump and Root Grinder
WARNING
STOP!
M2961000CEB.3
MODEL NUMBER: 2961000CE, 2961010CE,
SERIAL NUMBER: _____________
357-13HE-CE (2961010CE)
1
HSS2030 (V12A)
2961020CE, 2961060CE

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Summary of Contents for DOSKO 337-13H-CE

  • Page 1 357-13HE-CE (2961010CE) 620-20HE-CE (2961020CE) 620-25KE-CE (2961060CE) Your Dosko grinder is intended for outdoor-use only and can be used to remove many tree stumps and exposed root systems close to ground level. By moving the blade in sweeping movements laterally over the top and front of the stump, you can gradually grind it away.
  • Page 2 Hazard Signal Word Definitions...
  • Page 3: Table Of Contents

    Table of Contents Part I. Introduction About Your Grinder ......................4 Safety Decal Locations ......................5 Safety Decals ..........................6 Transporting & Receiving: 1. Receiving Your Unit ...................... 7 2. Towing Instructions ....................... 7 Machine Component Identification ..................8 Part II. Operation Operation: 1.
  • Page 4: About Your Grinder

    -20°C to 40°C to 95% RH. This is representative of most outdoor conditions. Make sure you completely read and understand this manual before using the grinder for the first time. If you have any questions, contact your retail or rental dealer or Dosko Customer Service at 1- 763-428-2237.
  • Page 5: Safety Decal Locations

    Reference # Part # Description Model # 789537 Cut Foot Hazard 789538 Flying Debris Hazard 337-13H-CE 789661 357-13HE-CE Control Panel 620-25KE-CE 789663 620-20HE-CE WARNING ALWAYS make sure safety labels are in place and in good condition. If a safety label is...
  • Page 6 Move control forward to disengage brake. Move control backward to engage brake. Pull to increase choke. Push to decrease choke. Pull to increase throttle. Push to decrease throttle. 789537 789538 To order replacement safety labels, call Dosko Customer Service at 1-763-428-2237.
  • Page 7: Machine Component Identification

    Machine Component Identification Reference Description Reference Description Control Panel Gas Tank Pin Adjustment Handle Bar Engine Tire and Hub Adjustable Brake Lever Discharge Flap Handle Bar Belt Guard Operator Presence Handle Bar Tooth Pocket Fuel Shut Off Valve (620 only) Cutting Tooth Nameplate Cutter Wheel Disc...
  • Page 8: Part Ii. Operation

    Operation 1. Pre-start Check List & Procedures CAUTION: Add engine crankcase oil. A new engine is shipped without oil. You must add the correct amount of oil to engine crankcase or engine will be damaged beyond repair. Before starting the engine you will want to make sure you have completed the following: Marking Underground Utilities Checking Controls Checking/Adding Oil...
  • Page 9 Operation (cont’d) Check the gasoline level in the grinder’s fuel tank. If needed, fill tank with Fill Stump Grinder Gasoline Tank fresh unleaded gasoline from a portable container, after first reading the warnings and instructions below. - Do NOT fill the gas tank to the top. Gasoline may spill when operating on a slope.
  • Page 10 Operation (cont’d) 3) Wear long pants to protect legs from sparks, hot engine and flying debris. 4) Never wear jewelry or loose-fitting clothing when starting or operating the grinder or any mechanical device. Loose or dangling apparel, jewelry or hair can become entangled in moving parts. Trim Stump with Cut or trim the stump preferably to ground level using a power saw.
  • Page 11: Starting The Grinder

    Operation (cont’d) Always disconnect cables in the following sequence to avoid possible shock. Disconnecting the battery 1. First, disconnect the black cable from the negative (-) terminal of the battery. 2. Next, disconnect the red cable from the positive (+) terminal of the battery.
  • Page 12 Operation (cont’d) 5) Turn fuel valve on. 6) Pull choke if engine is cold. If engine is hot, do not use choke. 7) Grip operator presence bar & grinder handle bar together in left hand. WARNING: A rotating cutting blade is very dangerous. Stay at the controls and keep others away until you are sure the blade has come to a complete stop.
  • Page 13: Stopping Engine

    Operation (cont’d) 3. Stopping the Engine Stop the engine using the following steps: 1. While holding blade off ground, release the operator presence bar. Wait until the blade completely stops. Lower the blade so it is resting against the ground. 2.
  • Page 14: Refueling

    Operation (cont’d) Release brake and pull machine towards you so that the “chip pile” is directly under  the cutting wheel. Drop cutter wheel down on “chip pile”, material will be discharged from machine  area. Cutter wheel Direction of grinding Chip pile WARNING: Flying Debris Hazard...
  • Page 15 Operation (cont’d) Use only an UL-approved portable gasoline container to transfer the gasoline to the grinder’s tank. Be aware of safety warning and instructions below for avoiding static electric caused fires. WARNING: Static electric spark hazard A static electric spark can explosively ignite gasoline vapor, resulting in a flash fire that could cause serious injury or death.
  • Page 16 Operation (cont’d) o Plan on exercising the engine at least monthly unless the grinder is prepared for long-term storage. Detailed instructions are provided below Cool engine Let engine cool for at least five minutes before storing. A hot engine can be a fire hazard.
  • Page 17: Specifications

    Specifications 337-13H-CE 357-13HE-CE 620-20HE-CE 620-25KE-CE ENGINE OPTIONS Make Honda Honda Honda Kohler Model GX390UT1QAA2 GX390UT1QAE2 GX630RTXF2 CH730-0002 CC Rating 390 cc 390 cc 630 cc 721 cc GENERAL 300 lbs. (136kg) 350 lbs. (169kg) 400 lbs (181kg) 400 lbs (181kg) Weight 58”...
  • Page 18 Summary of Important Safety Information This section provides a summary of the various safety procedures and measures that have been presented throughout the manual. Keep this summary handy and refer to it to refresh your memory about how to safely use your grinder. WARNING Carefully read and make sure you understand the following safety information before using the grinder.
  • Page 19 Summary of Important Safety Information (cont’d)  Transporting. During transporting, take precautions to make sure stump grinder will not tip over and cause a fuel leak hazard.  Hot exhaust - fires. Exhaust from engine can be extremely hot and cause fire. Position muffler at least 2 meters from combustible objects during operation.
  • Page 20 Summary of Important Safety Information (cont’d)  Other exhaust dangers. This product contains or emits chemicals known to the State of California to cause cancer, birth defects or other reproductive harm. Avoid inhalation of exhaust.  Smoking/sparks. Never smoke near the running grinder, and never operate near sources of sparks or flames. ...
  • Page 21: Special Safety Information On Static Electricity

    Special Safety Information on Static Electricity Static electricity and filling gasoline: Static electricity can initiate from ungrounded gasoline tanks or containers, from flowing gasoline, and from persons carrying a static electric charge Static electricity on numerous occasions has explosively ignited gasoline vapors that were present during fueling processes, resulting in serious burns to nearby persons.

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